314 423 0585 products usw 1 series usw 2 series overview the thermal cutoffs tco are non resetting thermally sensitive single pole normally closed devices and are intended to be used in various appliances a temperature sensitive thermal fuse melts and opens.
Attic eve fan 3a fuse.
And it was blown.
Well tonight randomly the ac shut off.
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During the summer an attic can be 40 to 50 hotter than the outside temperature which in turn heats up the house very quickly.
When an attic fan isn t getting enough air it sometimes will begin to rattle or shake.
Make sure the attic windows are open and have the proper distance from the attic fan so there is an airflow for the attic fan to pull in.
I did some researching and found out it was the 3a fuse.
Loud noise coming is from attic fan.
So a few months ago my ac wouldn t kick on nor the fan or furnace.
Took the panel off and the fuse was blown again.
Your attic fan may not be turning on because of an electrical problem like a tripped circuit breaker a blown fuse or a bad connection.
With an attic fan you can cool the attic to the same temperature as it is outside greatly reducing the house from heating as quickly.
Thermal cutoff fuses u s.
So i replaced the fuse put the panel back on and it didn t turn on.
6 amp mcb and 3 amp fuse will do battle to see which would go first so probable waste of time anyway if you insist on using a light to operate a fan i personally never eve r do so then what you could do is use the switched fused spur to supply the light and your 3 pole islostor for the fan off the light as you descibed.
Quietcool attic fans work almost everywhere almost anytime.